From 7b914f4d6fe7baa73b413175e8383b7227d8a552 Mon Sep 17 00:00:00 2001
From: Maximilian Marx <mmarx@atlantis.wh2.tu-dresden.de>
Date: Mon, 18 Aug 2008 23:50:14 +0200
Subject: [PATCH] now listening.

---
 socket.cxx | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 socket.hxx | 69 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 154 insertions(+)
 create mode 100644 socket.cxx
 create mode 100644 socket.hxx

diff --git a/socket.cxx b/socket.cxx
new file mode 100644
index 0000000..e62ccbf
--- /dev/null
+++ b/socket.cxx
@@ -0,0 +1,85 @@
+/**
+ * xerxes - mysql proxying
+ * ``Why do you persist in your loneliness?'' --Xerxes
+ * (c) 2008 
+ * Jan Losinski <losinshi@wh2.tu-dresden.de> 
+ * Maximilian Marx <mmarx@wh2.tu-dresden.de>
+ */
+
+#include <stdexcept>
+#include <unistd.h>
+#include "socket.hxx"
+
+namespace xerxes
+{
+ Socket::Socket(int protocol,
+		int type,
+		int domain)
+   : fd(socket(protocol, type, domain))
+  {
+    if(fd < 0)
+      {
+	throw std::runtime_error("could not create socket.");
+      }
+  }
+
+  Socket::~Socket()
+  {
+    if(fd)
+      {
+	close(fd);
+      }
+  }
+
+  MysqlData 
+  makeData(int len)
+  {
+    return MysqlData(buffer_t(new char[len]), len);
+  }
+
+  int
+  listen(Socket& socket, int backlog)
+  {
+    return ::listen(socket.fd, backlog);
+  }
+  
+  int
+  accept(Socket& socket, 
+	 sockaddr* address,
+	 socklen_t* address_len)
+  {
+    return ::accept(socket.fd, address, address_len);
+  }
+
+  int
+  connect(Socket& socket,
+	  sockaddr const* const serv_addr,
+	  socklen_t addrlen)
+  {
+    return ::connect(socket.fd, serv_addr, addrlen);
+  }
+  
+  int
+  recv(Socket& socket,
+       MysqlData& data,
+       int flags)
+  {
+    return ::recv(socket.fd, data.first.get(), data.second, flags);
+  }
+
+  int
+  send (Socket& socket,
+	MysqlData& data,
+	int flags)
+  {
+    return ::send(socket.fd, data.first.get(), data.second, flags);
+  }
+
+  int
+  bind(Socket& socket,
+       sockaddr const* const bind_address,
+       socklen_t addrlen)
+  {
+    return ::bind(socket.fd, bind_address, addrlen);
+  }
+}
diff --git a/socket.hxx b/socket.hxx
new file mode 100644
index 0000000..ac015d7
--- /dev/null
+++ b/socket.hxx
@@ -0,0 +1,69 @@
+/**
+ * xerxes - mysql proxying
+ * ``Why do you persist in your loneliness?'' --Xerxes
+ * (c) 2008 
+ * Jan Losinski <losinshi@wh2.tu-dresden.de> 
+ * Maximilian Marx <mmarx@wh2.tu-dresden.de>
+ */
+
+#ifndef XERXES_SOCKET_HXX
+#define XERXES_SOCKET_HXX
+
+#include <utility>
+#include <boost/utility.hpp>
+#include <boost/shared_array.hpp>
+#include <sys/types.h>
+#include <sys/socket.h>
+
+namespace xerxes
+{
+  struct Socket : boost::noncopyable
+  {
+    Socket(int domain,
+	   int type,
+	   int protocol);
+    virtual ~Socket();
+    
+    int fd;
+
+  private:
+    Socket() {};
+  };
+
+  typedef boost::shared_array<char> buffer_t;
+  typedef std::pair<buffer_t, int> MysqlData;
+
+  MysqlData 
+  makeData(int len);
+  
+  int 
+  accept(Socket& socket, 
+	 sockaddr* address,
+	 socklen_t* address_len);
+
+  int 
+  listen(Socket& socket, int backlog);
+
+  int
+  connect(Socket& socket,
+	  sockaddr const* const serv_address,
+	  socklen_t* address_len);
+
+  int
+  recv(Socket& socket,
+       MysqlData& data,
+       int flags);
+
+  int
+  send(Socket& socket,
+       MysqlData& data,
+       int flags);
+
+  int
+  bind(Socket& socket,
+       sockaddr const* const bind_address,
+       socklen_t addrlen);
+
+}
+
+#endif